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porous animal | |||
poriferan The sponges, a phylum of the animal kingdom characterized by the presence of canal systems and chambers through which water is drawn in and released; tissues and organs are absent (运河中出现的动物界的门;缺少部分组织和器官。) | |||
Spongia | |||
sponge |
海绵动物 : 5 phrases in 4 subjects |
General | 1 |
Latin | 1 |
Life sciences | 1 |
Oil / petroleum | 2 |